What is the air quality trend in Chengde?

Over the past 7 days, Chengde had an average AQI of 78 based on station measurements. The worst day was 2026-10-15 with AQI 109.

How is Chengde air quality measured?

Air quality in Chengde is measured by ground-level monitoring stations that report PM2.5 and PM10 concentrations hourly. CERNS.IO aggregates readings from nearby stations and converts PM2.5 to the US EPA Air Quality Index (AQI) scale.

Air Quality History for Chengde, China

Name: Chengde Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Chengde, China.

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

163h

PM2.5 Station

163h · 6 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-20	80	22–128	26.2 µg/m³	24h	6
2026-10-19	77	54–107	24.2 µg/m³	24h	7
2026-10-18	48	32–77	12.5 µg/m³	24h	6
2026-10-17	54	26–72	14.6 µg/m³	23h	6
2026-10-16	83	45–166	27.9 µg/m³	23h	5
2026-10-15	109	58–160	39.4 µg/m³	24h	6
2026-10-14	97	55–136	33.4 µg/m³	21h	6

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